CN108389746B - Key assembly, control panel box and dish washer - Google Patents
Key assembly, control panel box and dish washer Download PDFInfo
- Publication number
- CN108389746B CN108389746B CN201810412238.3A CN201810412238A CN108389746B CN 108389746 B CN108389746 B CN 108389746B CN 201810412238 A CN201810412238 A CN 201810412238A CN 108389746 B CN108389746 B CN 108389746B
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- Prior art keywords
- key
- fool
- proof
- control panel
- key body
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- 238000009434 installation Methods 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims description 2
- 238000004851 dishwashing Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4251—Details of the casing
- A47L15/4257—Details of the loading door
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4293—Arrangements for programme selection, e.g. control panels; Indication of the selected programme, programme progress or other parameters of the programme, e.g. by using display panels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
Landscapes
- Casings For Electric Apparatus (AREA)
- Push-Button Switches (AREA)
Abstract
The invention discloses a key assembly, a control panel box and a dish washing machine, wherein the key assembly is arranged on the control panel box of the dish washing machine and comprises the following components: the bracket is provided with a plurality of mounting positions; the keys comprise key bodies arranged on the mounting positions and key caps arranged on the key bodies, wherein one of the key bodies and the key caps is provided with fool-proof grooves, and the other is provided with fool-proof protrusions which are adapted to be clamped into the fool-proof grooves; and for any two keys, the positions, and/or the shapes and/or the sizes of the fool-proof grooves of one key and the fool-proof grooves of the other key are different. The technical scheme of the invention can realize foolproof installation of the keys.
Description
Technical Field
The invention relates to the field of dish washers, in particular to a key assembly, a control panel box and a dish washer.
Background
With the continuous progress of society, people are getting more and more high to kitchen electrical appliances's intelligent degree, and dish washer is because its self clean effectual, have multiple disinfection function and labour saving and time saving advantage, and is favored by people. For a dishwasher, a control panel box is provided on a housing thereof, and a key assembly is generally mounted on the control panel box to control the state of the dishwasher. The key assembly generally has a plurality of keys, and the key cap of each key is generally provided in a uniform shape and size for easy production, so that a phenomenon of mounting the key cap on a wrong key body easily occurs in the process of assembling the key cap to the key body of the key.
Disclosure of Invention
The invention mainly aims to provide a key assembly which aims at realizing foolproof installation of keys.
In order to achieve the above object, the present invention provides a key assembly mounted on a control panel box of the dishwasher, the key assembly comprising:
The bracket is provided with a plurality of mounting positions; and
The key comprises a key body arranged at the installation position and a key cap arranged on the key body, wherein one of the key body and the key cap is provided with a fool-proof groove, and the other is provided with a fool-proof protrusion which is adapted to be clamped into the fool-proof groove;
and for any two keys, the positions, and/or the shapes and/or the sizes of the fool-proof grooves of one key and the fool-proof grooves of the other key are different.
Optionally, the key cap is provided with a sleeve groove corresponding to the key body, the fool-proof groove is formed in the key body, and the fool-proof protrusion is formed in the bottom of the sleeve groove.
Optionally, the fool-proof groove is provided with a notch penetrating through the peripheral surface of the key body;
for any two keys, the positions of the peripheral surfaces of the key bodies penetrated by the notches of the fool-proof grooves are different.
Optionally, the outer peripheral surface of the key body includes a plurality of side surfaces connected in sequence;
And the notches of the fool-proof grooves of at least two keys penetrate through different sides of the key body.
Optionally, the outer peripheral surface of the key body includes a plurality of side surfaces connected in sequence;
The notches of the fool-proof grooves of at least two keys penetrate through different positions on the same side face of the key body.
Optionally, a plurality of key bodies are arranged on the bracket along the transverse direction, and the bracket is provided with waterproof ribs extending along the transverse direction on the upper side of the key body.
Optionally, the support is further provided with a positioning protrusion spaced from the key body, and the brim of the key cap is adapted to be inserted between the positioning protrusion and the key body.
Optionally, the plurality of key bodies are arranged on the bracket along the transverse direction, and one positioning convex part is arranged between any two adjacent key bodies.
The invention also provides a control panel box, wherein the control panel box is provided with the key assembly, and keys of the key assembly are exposed out of the control panel box.
The invention also proposes a dishwasher comprising:
A housing having a receiving chamber open toward the front;
The inner container is provided with an upward opening and is drawably arranged in the accommodating cavity; and
The outer door assembly comprises an outer door and the control panel box, the control panel box is spliced at the edge of the outer door, and the outer door assembly is arranged on the side face of the inner container and is exposed out of the opening of the accommodating cavity.
In the invention, because the positions, the shapes and/or the sizes of the fool-proof grooves are different, the key caps and the key bodies with the same positions, shapes and/or sizes of the fool-proof grooves and the fool-proof bulges can only be installed in a matched manner in the process of assembling products, and the key caps and the key bodies with different positions, shapes or sizes of the fool-proof grooves and the fool-proof bulges can not be installed, so that the key caps can be prevented from being installed on wrong key bodies, and the fool-proof installation effect of the keys is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a dishwasher according to an embodiment of the present invention;
FIG. 2 is a schematic view of an exploded structure between an outer door assembly and an inner tub of the dishwasher of FIG. 1;
FIG. 3 is a schematic view of the control panel box of the outer door assembly of FIG. 2;
FIG. 4 is a schematic diagram of an exploded view of a key assembly on the control panel box of FIG. 3;
FIG. 5 is an enlarged schematic view of FIG. 4 at A;
FIG. 6 is an enlarged schematic view at B in FIG. 4;
FIG. 7 is a schematic view of another view of the key cap of the key assembly of FIG. 4;
fig. 8 is an enlarged schematic view at C in fig. 7.
Reference numerals illustrate:
| Reference number and designation 100 the housing 11, the liner body 12, the liner outer frame 20, the outer door 2a, the outer door 2b, the control panel box 30, the handle 40, the display 50, the key assembly 51, the bracket 511, the waterproof convex rib 512, the positioning convex part 52, the key body 521, the fool-proof groove 522, the plug hole 523, the limit hole 53, the key cap 530, the socket 531, the fool-proof convex 532, the plug post 533, the limit part 534, and the shielding part |
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
The invention provides a key assembly, a control panel box provided with the key assembly and a dish washer with the control panel box. The structure of the control panel box and the dish washer is specifically explained below by taking the actual use state of the dish washer as a reference and taking the side facing the user as the front, and establishing a space rectangular coordinate system.
Referring to fig. 1 and 2, in the present invention, the dishwasher includes a housing 100, a liner, and an outer door assembly 20. The housing 100 has a receiving chamber opened forward. The inner container is provided with an upward opening and is drawably arranged in the accommodating cavity of the shell 100; it will be appreciated that when the liner is pulled out from the housing 100, the opening of the liner can be exposed to the outside, thereby facilitating the user to take and place the cutlery; without loss of generality, a sliding rail assembly is generally arranged between the liner and the accommodating cavity of the shell 100, and sliding drawing of the liner relative to the shell 100 is realized through the sliding rail assembly. The outer door assembly 20 comprises an outer door 2a and a control panel box 2b, the control panel box 2b is spliced at the edge of the outer door 2a, and the outer door assembly 20 is installed on the side surface of the inner container and is exposed out of the opening of the accommodating cavity of the outer shell 100.
In the invention, specifically, the inner container comprises an inner container body 11 with an opening and an inner container outer frame 12 arranged at the periphery of the inner container body 11, and a control panel box 2b and an outer door 2a are both arranged on the front side surface of the inner container outer frame 12; it can be understood that the addition of the outer liner frame 12 can facilitate the formation of the mounting structure for mounting the control panel box 2b and the outer door 2a on the liner, and is beneficial to ensuring the integrity of the liner body 11 and reducing the possibility of water leakage of the liner.
Referring to fig. 3, in general, a key assembly 50 is disposed on the control panel box 2b, and keys of the key assembly 50 are exposed from the control panel box 2b, so that a user can control the operation state of the dishwasher through the key assembly 50. Without loss of generality, the control panel box 2b is typically further provided with a display screen 40, with which display screen 40 the operation status of the dishwasher is displayed, such as, but not limited to, a dishwashing mode, a dishwashing parameter, a dishwashing progress, etc. of the dishwasher.
Referring to fig. 4 to 8, in an embodiment of the present invention, the key assembly 50 includes:
A bracket 51, on which a plurality of mounting positions are provided; and
The plurality of keys are arranged in one-to-one correspondence with the plurality of mounting positions, and comprise a key body 52 mounted on the mounting positions and a key cap 53 mounted on the key body 52, wherein one of the key body 52 and the key cap 53 is provided with a fool-proof groove 521, and the other is provided with a fool-proof protrusion 531 adapted to be clamped into the fool-proof groove 521;
And for any two keys, the position of one fool-proof groove 521 is different from the position of the other fool-proof groove 521.
In the present embodiment, in order to improve the regularity of the key assembly 50, generally, the outer shape and size of each key cap 53 may be set to be uniform. In order to facilitate the user to distinguish the functions of different keys, a key cap 53 of a key is typically provided with a mark (not shown) corresponding to the function, such as, but not limited to, a printed mark, a raised mark, a recessed mark, a fluorescent mark, etc.
In this embodiment, since the positions of the fool-proof grooves 521 of the different keys are different, only the keycaps 53 and the key bodies 52 having the fool-proof grooves 521 and the fool-proof protrusions 531 at the same positions can be mounted in a matched manner during the assembly of the product, and the keycaps 53 and the key bodies 52 having the fool-proof grooves 521 and the fool-proof protrusions 531 at different positions cannot be mounted, so that the keycaps 53 can be prevented from being mounted on the wrong key bodies 52, and the fool-proof mounting effect of the keys is achieved.
However, the present design is not limited thereto, and in other embodiments, the fool-proof grooves 521 of different keys may be configured to be different, or the fool-proof grooves 521 of different keys may be configured to be different, so as to achieve the fool-proof installation effect of the keys. It should be noted that, in other embodiments of the present invention, the fool-proof grooves 521 of different keys may have at least two different features in terms of position, shape and size, so as to achieve a fool-proof installation effect of the keys.
Referring to fig. 5 and 8, in the present embodiment, further, the key cap 53 is provided with a socket 530 corresponding to the key body 52, the fool-proof groove 521 is provided on the key body 52, and the fool-proof protrusion 531 is provided at the bottom of the socket 530. It can be understood that in this embodiment, the fool-proof protrusion 531 on the key cap 53 is adapted to be snapped into the fool-proof groove 521 on the key body 52, so as to achieve the fool-proof installation effect of the key. However, the present design is not limited thereto, and in other embodiments, the fool-proof protrusion 531 may be disposed on the key body 52, and accordingly, the fool-proof groove 521 needs to be disposed on the key cap 53, but at this time, the key cap 53 should have a thicker thickness, or the key cap 53 needs to be provided with a boss at the location where the fool-proof groove 521 is disposed.
In this embodiment, further, the fool-proof grooves 521 have notches penetrating through the outer peripheral surface of the key body 52, and for any two keys, the positions of the outer peripheral surfaces of the key body 52 penetrated by the notches of the fool-proof grooves 521 are different, so that the positions of the fool-proof grooves 521 of different keys are different, thereby ensuring the fool-proof installation effect of the keys. In addition, it is conceivable that the fool-proof groove 521 is provided in a notch structure, in other words, the fool-proof groove 521 is provided at the edge of the key body 52, intersecting the fool-proof groove 521 at a position near the center of the key body 52, and the provision of the fool-proof groove 521 at the edge makes the difference in position of the fool-proof groove 521 among different keys larger, thereby making the probability of erroneous assembly lower.
In the present embodiment, the outer peripheral surface of the key body 52 includes a plurality of side surfaces connected in sequence, and the key body 52 may be generally provided as a rectangular parallelepiped with four side surfaces connected in sequence without losing generality. Further, the notches of the fool-proof grooves 521 of at least two keys penetrate through different sides of the key body 52, so that the fool-proof grooves 521 of different keys can be ensured to be different in position.
In this embodiment, further, the notches of the fool-proof grooves 521 of at least two keys penetrate through different positions on the same side of the key body 52, so that the positions of the fool-proof grooves 521 of different keys can be ensured to be different.
In addition, in the present embodiment, further, the middle portion of the key body 52 is provided with a plug hole 522, and accordingly, the bottom of the socket 530 of the key cap 53 is convexly provided with a plug post 532, and the key cap 53 is mounted on the key body 52 by being inserted into the plug hole 522 through the plug post 532. In order to avoid the phenomenon that the key cap 53 is installed upside down, the key body 52 is further provided with a limiting hole 523 communicating with the plugging hole 522, and correspondingly, the plugging column 532 of the key cap 53 is provided with a limiting portion 533 protruding laterally.
Referring to fig. 4 and 6, in the present embodiment, further, a plurality of key bodies 52 are arranged in the lateral direction on the bracket 51, and the bracket 51 is provided with waterproof beads 511 extending in the lateral direction on the upper side of the key bodies 52. In consideration of water flowing downwards from top to bottom, waterproof ribs 511 extending along the transverse direction are additionally arranged on the upper sides of the plurality of keys, and water flowing downwards into the keys can be limited by the waterproof ribs 511, so that the keys are prevented from being disabled due to water entering.
Referring to fig. 5, in this embodiment, further, the bracket 51 is further provided with a positioning protrusion 512 spaced from the key body 52, and the brim of the key cap 53 is adapted to be inserted between the positioning protrusion 512 and the key body 52, so that the brim of the key cap 53 can only move along the gap between the positioning protrusion 512 and the key body 52 during the pressing of the key cap 53, thereby reducing the probability of shaking of the key cap 53 during the pressing process, and making the pressing feel of the key cap 53 better. Preferably, the edge of the key cap 53 is provided with a shielding portion 534 (fig. 8) corresponding to the positioning protrusion 512 and disposed in a laterally protruding manner, so as to avoid the positioning protrusion 512 from being exposed.
Referring to fig. 5, in the present embodiment, a plurality of key bodies 52 are arranged in a lateral direction on a bracket 51, and generally, positioning protrusions 512 are provided on both lateral sides of the key body 52, and only one positioning protrusion 512 is preferably provided between any adjacent two of the key bodies 52, in other words, the adjacent two key bodies 52 share the same positioning protrusion 512, so that the structure of the key assembly 50 can be simplified.
In addition, in this embodiment, referring to fig. 2, the control panel box 2b is spliced at the upper edge of the outer door 2a, so that the key assembly 50 can be located at a higher position, thereby facilitating the user to control the working state of the dishwasher at a more appropriate height. However, the present design is not limited thereto, and in other embodiments, the control panel box 2b may be mounted on the lower edge, the left edge, or the right edge of the outer door 2 a. Optionally, the control panel box 2b is further provided with a handle 30, and the user can pull the inner container out of the outer shell 100 through the handle 30, so that the structure of the outer door 2a can be simplified.
In this embodiment, further, the control panel box 2b includes a box body and a box cover, wherein the box body has a mounting cavity with a rearward opening, the key assembly 50 is mounted on the box body, and a control operation area corresponding to the key assembly 50 is provided on the front side of the box body; the cover is covered on the opening of the mounting cavity, and the cover is detachably connected to the box body, so that the cover can be detached from the box body when needed, so that the components (such as but not limited to the key assembly 50 and the like) on the control panel box 2b can be replaced and maintained.
In this embodiment, further, the display screen 40 located on the upper side of the key assembly 50 is usually detachably mounted on the box body, so that the display screen 40 can be conveniently detached for maintenance or replacement when the display screen 40 fails and needs maintenance or damages and needs replacement.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.
Claims (9)
1. A key assembly mounted on a control panel box of a dishwasher, the key assembly comprising:
The bracket is provided with a plurality of mounting positions; and
The key comprises a key body arranged at the installation position and a key cap arranged on the key body, wherein one of the key body and the key cap is provided with a fool-proof groove, and the other is provided with a fool-proof protrusion which is adapted to be clamped into the fool-proof groove;
for any two keys, the positions, and/or the shapes and/or the sizes of the fool-proof grooves of one key and the fool-proof grooves of the other key are different;
The key cap is provided with a socket groove corresponding to the key body, the middle part of the key body is provided with a plug hole, the plug hole penetrates through the upper side surface of the key body, the bottom of the socket groove is convexly provided with a plug post, and the key cap is inserted into the plug hole through the plug post and is arranged on the key body; the key body is also provided with a limiting hole communicated with the plug hole, and the plug column is provided with a limiting part which is arranged in a laterally protruding manner and matched with the limiting hole;
The key cap is characterized in that a positioning convex part arranged at the key body is arranged on the support at intervals, the brim of the key cap is inserted between the positioning convex part and the key body in an adapting mode, and a shielding part which is arranged in a laterally protruding mode is arranged at the edge of the key cap corresponding to the positioning convex part.
2. The key assembly of claim 1, wherein the fool-proof recess is provided on the key body and the fool-proof protrusion is provided at a bottom of the socket groove.
3. The key assembly of claim 2, wherein the fool-proof groove has a notch penetrating through an outer circumferential surface of the key body;
for any two keys, the positions of the peripheral surfaces of the key bodies penetrated by the notches of the fool-proof grooves are different.
4. The key assembly according to claim 3, wherein the outer peripheral surface of the key body includes a plurality of side surfaces connected in sequence;
And the notches of the fool-proof grooves of at least two keys penetrate through different sides of the key body.
5. The key assembly according to claim 3, wherein the outer peripheral surface of the key body includes a plurality of side surfaces connected in sequence;
The notches of the fool-proof grooves of at least two keys penetrate through different positions on the same side face of the key body.
6. The key assembly according to any one of claims 1 to 5, wherein a plurality of the key bodies are arranged in a lateral direction on the bracket, and the bracket is provided with a waterproof bead extending in the lateral direction on an upper side of the key body.
7. The key assembly according to any one of claims 1 to 5, wherein a plurality of said key bodies are arranged in a lateral direction on said holder, and one of said positioning projections is provided between any adjacent two key bodies.
8. A control panel box for a dishwasher, characterized in that the control panel box is provided with a key assembly according to any one of claims 1 to 7, the keys of the key assembly being exposed to the control panel box.
9. A dishwasher, comprising:
A housing having a receiving chamber open toward the front;
The inner container is provided with an upward opening and is drawably arranged in the accommodating cavity; and
The outer door assembly comprises an outer door and the control panel box as claimed in claim 8, wherein the control panel box is spliced at the edge of the outer door, and the outer door assembly is arranged on the side surface of the inner container and is exposed out of the opening of the accommodating cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810412238.3A CN108389746B (en) | 2018-04-28 | 2018-04-28 | Key assembly, control panel box and dish washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810412238.3A CN108389746B (en) | 2018-04-28 | 2018-04-28 | Key assembly, control panel box and dish washer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108389746A CN108389746A (en) | 2018-08-10 |
| CN108389746B true CN108389746B (en) | 2024-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810412238.3A Active CN108389746B (en) | 2018-04-28 | 2018-04-28 | Key assembly, control panel box and dish washer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108389746B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110149437B (en) * | 2019-05-15 | 2020-11-10 | 上海摩软通讯技术有限公司 | Fool-proof device for side key and mobile terminal comprising same |
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| TWM531605U (en) * | 2016-07-19 | 2016-11-01 | Sunrex Technology Corp | Keyboard structure |
| CN205909455U (en) * | 2016-08-02 | 2017-01-25 | 大明电子有限公司 | Prevent button card and die, prevent that dress is wrong, air conditioner controller assembly of amortization |
| CN206134571U (en) * | 2016-10-26 | 2017-04-26 | 惠州商祺科技有限公司 | Mistake proofing button structure |
| CN207176315U (en) * | 2017-08-11 | 2018-04-03 | 松下家电研究开发（杭州）有限公司 | A kind of washing machine key-press component and washing machine |
| CN208111321U (en) * | 2018-04-28 | 2018-11-16 | 佛山市顺德区美的洗涤电器制造有限公司 | Button assembly, control panel box and dish-washing machine |
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